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Cretaceous period

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na.白垩纪
网络白垩纪时期；白垩时代；白垩纪时代

Cretaceous period

英-汉网络释义

Cretaceous period

白垩纪

白垩纪 - 维基百科，自由的百科全书白垩纪 (英语： Cretaceous Period)是地质年代中中生代的最后一个纪，长达8000万年…

白垩纪时期

窃蛋龙（oviraptorid）是生活在白垩纪时期（Cretaceous Period）的一种兽脚类恐龙，体长约两米，与鸵鸟相当，尖爪长尾， …

白垩时代

媒体英语_BBC英语教学_中国教育在线外语频道 ... excavated 挖掘 Cretaceous period 白垩时代 extinct 灭绝 ...

白垩纪时代

假设你是一只翼手龙，在九千万年前的白垩纪时代（Cretaceous Period）漫步于现怀俄明州（Wyoming）的温暖的沙滩上。你 …

白垩纪期

CHANCE Definitions ... Courtship 求偶 Cretaceous period 白垩纪期 decompression sickness 减压过急病症 ...

早白垩世

琥珀化石同时表明在法国西部地区，甲虫类家族的成员在距今1亿年前的早白垩世（Cretaceous Period）恐龙时期就已经存在了。

例句：

Scientists believe that during the Cretaceous period , a spate of volcanic activity caused plant life to bloom on the surface of the oceans.

科学家认为，在白垩纪，一连串的火山活动导致植物在海平面生长旺盛。

A member of the Dromaeosauridae of dinosaurs , it was a bird -like theropod dinosaur , which flourished during the Cretaceous Period .

它属于驰龙科一员，是一种类似鸟类的兽脚亚目食肉恐龙，在白垩纪繁盛一时。

The prints are believed to have been made during the Cretaceous period of the Mesozoic Era, Kim said in a statement.

这些足迹被认为是在中生代白垩纪时期由当时鸟类留下的。

Cretaceous Period , 145 million years ago , was the age of the dinosaurs.

白垩纪期间，145百万年前，是恐的年。

During his journey the incredible diversity of life in the Early Cretaceous Period is revealed .

从它的旅程当中还可看到种种早期白垩纪的生物。

The temperature drop during the Cretaceous period would almost certainly have wiped out an 'abundance' of the world 's dinosaurs .

曾经称霸地球显赫一时的恐龙，在白垩纪时代的这次温度巨变中，似乎全都灭绝了。

One was an isolated feather dating from the Cretaceous period (about 100m years ago ) that was found in Brazil .

其中一个是在巴西发现的白垩纪（约 1亿年前）的一根羽毛。

Until the new find, the oldest known amber containing ancient animals dated to the Middle Cretaceous period , about 120 million years ago.

在此之前，已知的含有古生物体的最古老琥珀成型于中白垩纪（大约 1亿2千万年前）。

Two main periods of volcanic activity can be recognized in the study area, namely , the Late Cretaceous period and the Paleogene period.

盆地火山活动可划分两个火山喷发旋回，即晚白垩世旋回和古近纪旋回。

While in Australia , she sampled bones from 18 different dinosaurs that lived in the Antarctic circle during the Early Cretaceous Period .

在澳大利亚，她研究了 18 种不同恐龙的化石样本，这些恐龙在早白垩纪都生活在南极圈以内。

This 65 . 5-million-year-old layer of Earth separates fossils of the Cretaceous period from those of the Tertiary period.

这个有着 6550万年历史的地层分离了白垩纪的化石和第三纪的化石。

They date from the early Cretaceous period, which began around 145 million years ago and ended 65 million years ago.

据悉，他们最早生活在白垩纪早期，亦即 1亿4千5百万年前到 6千5百万年前。

a rare tree species from the Cretaceous Period .

是白垩纪时期遗留下来的珍贵树种。

They date back some 98 million years to the mid-Cretaceous period.

这些恐龙是 9800万年前中白垩纪时期的动物。

The one regards that it belongs to Cretaceous period , and the other think that it belongs to Eogene period .

一种认为风火山群的时代应属白垩纪；另一种认为风火山群的时代应属古近纪。

Pteranodons lived 60 million years ago . That time was called the late Cretaceous period.

无齿翼龙生活在 6000万年前，这个时候是白垩纪晚期。

But I surprised. Is this hedgehog from the Cretaceous period ? !

还好不疼 ~难道这只刺猬是白垩纪来的？

The Protoceratops lived 72 to 65 million years ago . That time was called the late-Cretaceous period.

原角龙生活在 6500万 ~7200 万年前，这个时候是白垩纪晚期。

Albertosaurus lived 76 to 74 million years ago . That time was called the late Cretaceous period.

阿尔贝塔龙生活在 7400万 ~7600 万年前，这个时期是白垩纪晚期。

Elasmosaurus lived 85 to 70 million years ago . That time was called the late Cretaceous period.

依拉丝莫龙生活在 7000万 ~8500 万年前，这个时候是白垩纪晚期。

Corythosaurus lived 80 to 65 million years ago . That time was called the Cretaceous period.

冠龙生活在 6500万 ~8000 万年以前，这个时候是白垩纪。

The Maiasaura lived 80 to 65 million years ago . That time was called the late Cretaceous period.

慈母龙生活在 6500万 ~8000 万年前，这个时候是白垩纪晚期。

The Oviraptor lived 88 to 70 million years ago . That time was called the Cretaceous period.

偷蛋龙生活在 7000万 ~8800 万年前，这个时候是白垩纪。

Sedimentary Paleogeography and Geological Background in the Pukou Stage of Late Cretaceous Period in the Lower Yangtze Area

下扬子地区晚白垩世浦口期沉积古地理及地质背景

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